How to Repair very badly Burned Dual output SMPS power supply circuit.

How to Repair very badly Burned Dual output SMPS power supply circuit.
If you are looking to buy Multimeter here are some recommendations :
GRAB IT BEFORE IT GETS OUT OF STOCK.
Fluke 115 True RMS Digital Multimeter (16% DISCOUNT)
amzn.to/42F7awN
Fluke 107 Palm Sized Digital Multimeter (36% DISCOUNT)
amzn.to/3qAinlg
For Basic Use OR New user
Fluke 101 Pocket Digital Multimeter (25% DISCOUNT)
amzn.to/3J2ZYUv
KAIWEETS HT118A Digital Multimeter TRMS 6000 Counts (39% DISCOUNT)
amzn.to/3P6zeGf
GET YOUR DIGITAL MULTIMETER AT GREAT DISCOUNTS !!!!!
#repairingsmpsboard
#burnedsmpscircuitrepaired
#smpsboardrepairingtipstricks

[@SunilSundar]

What was the cause of these devices burning out?

[@TKFElectronics]

Bcoz of leakage in electronic components or dry soldered or Fluctuations input power supply.